<!DOCTYPE html>
<html lang="zh-CN">
	<head>
		<meta charset="UTF-8" />
		<meta name="viewport" content="width=device-width, initial-scale=1.0" />
		<title>003-resize</title>
		<style>
			.box1 {
				width: 400px;
				height: 400px;
				background-color: orange;
				resize: both;
				overflow: auto;
			}
		</style>
	</head>
	<body>
		<div class="box1"></div>
	</body>
</html>
